Catecholamine, any of various naturally occurring amines that function as neurotransmitters and hormones within the body. Catecholamines are characterized by a catechol group (a benzene ring with two hydroxyl groups) to which is attached an amine (nitrogen-containing) group. Among the catecholamines are dopamine, epinephrine (adrenaline), and norepinephrine (noradrenaline). 1  All catecholamines are synthesized from the amino acid l-tyrosine according to the following sequence: tyrosine â dopa (dihydroxyphenylalanine) â dopamine â norepinephrine (noradrenaline) â epinephrine (adrenaline).
The name Maheen is of Persian origin. The meaning of Maheen is greatest. Maheen is generally used as a girl's name. It consists of 6 letters and 2 syllables and is pronounced Ma-heen.
Tawheed in Arabic means attributing Oneness to Allaah and describing Him as being One and Unique, with no partner or peer in His Essence and Attributes. The Arabs say waahid, ahad and waheed, all meaning one. Allaah is Waahid, meaning that He has no rivals or peers in any way.his word (Tawheed) and its derivatives are used with this meaning in the Qurâaan and Sunnah. For example: Allaah says (interpretation of the meaning): âSay (O Muhammad): He is Allaah, (the) One [Ahad]. 2. AllaahâusâSamad [Allaah â the SelfâSufficient Master, Whom all creatures need, (He neither eats nor drinks)]. 3.